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皖贝母总RNA提取方法的比较研究
引用本文:卢河东,薛涛,李岳忠,薛建平,盛玮,朱艳芳,张爱民. 皖贝母总RNA提取方法的比较研究[J]. 中国中药杂志, 2012, 37(6): 781-784
作者姓名:卢河东  薛涛  李岳忠  薛建平  盛玮  朱艳芳  张爱民
作者单位:1. 淮北师范大学生命科学学院资源植物生物学安徽省重点实验室,安徽淮北,235000
2. 上海市金山区现代农业园区管理委员会,上海,201516
基金项目:安徽省自然科学基金项目(090413252);安徽高校省级自然科学研究重点项目(KJ2009A160)
摘    要:目的:针对皖贝母鳞茎富含多糖、酚类和其他多种次生代谢产物的特点,筛选一种简单高效的皖贝母总RNA提取方法。方法:用异硫氰酸胍法、皂土法、改进的SDS/酚法、RNAiso plus 4种方法分别提取皖贝母鳞茎总RNA,并对提取的RNA进行电泳及RT-PCR技术检测与分析。结果:皂土法提取的总RNA条带清晰无弥散,完整性好无明显DNA和其他杂质污染,适用于RT-PCR试验。结论:皂土提取法是一种适合于皖贝母总RNA抽提的简单高效的方法。

关 键 词:皖贝母  鳞茎  总RNA抽提
收稿时间:2011-09-07

Comparison of different methods for isolating total RNA from bulblet of Fritillaria anhuiensis
LU Hedong,XUE Tao,LI Yuezhong,XUE Jianping,SHENG Wei,ZHU Yanfang and ZHANG Aimin. Comparison of different methods for isolating total RNA from bulblet of Fritillaria anhuiensis[J]. China Journal of Chinese Materia Medica, 2012, 37(6): 781-784
Authors:LU Hedong  XUE Tao  LI Yuezhong  XUE Jianping  SHENG Wei  ZHU Yanfang  ZHANG Aimin
Affiliation:School of Life Science, Huaibei Normal University, Huaibei, Anhui Key Laboratory of Plant Resources and Biology, Huaibei 235000, China;School of Life Science, Huaibei Normal University, Huaibei, Anhui Key Laboratory of Plant Resources and Biology, Huaibei 235000, China;Shanghai Jinshan Modern Agricultural Park, Shanghai 201516, China;School of Life Science, Huaibei Normal University, Huaibei, Anhui Key Laboratory of Plant Resources and Biology, Huaibei 235000, China;School of Life Science, Huaibei Normal University, Huaibei, Anhui Key Laboratory of Plant Resources and Biology, Huaibei 235000, China;School of Life Science, Huaibei Normal University, Huaibei, Anhui Key Laboratory of Plant Resources and Biology, Huaibei 235000, China;School of Life Science, Huaibei Normal University, Huaibei, Anhui Key Laboratory of Plant Resources and Biology, Huaibei 235000, China
Abstract:Objective: To optimize a simple and effective method for total RNA extraction from bulblet of Fritillaria anhuiensis. Method: Four methods, i.e. guanidine isothiocyanate, bentonite, modified SDS/phenol and the RNAiso plus, were used to extract total RNA from bulblet of F. anhuiensis. Then the results of the extraction were compared and analyzed by electrophoresis detection and RT-PCR verification. Result: The total RNA extracted by bentonite method were clear and no dispersion, the integrity of the RNA was well, and there was no obvious contamination with DNA and other impurities,was suitable for RT-PCR test. Conclusion: The bentonite method is quick, economic, and efficient for total RNA extraction from bulblet of F. anhuiensis.
Keywords:Fritillaria anhuiensis  bulblet  total RNA extraction
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